the.com/hang up
the only breakup you can perform with a button instead of a conversation.
means to end a phone call, or figuratively, to get stuck on an unresolved issue.
from from early telephones, where the earpiece literally hung on a hook — ending the call meant hanging the receiver back up, and the phrase outlived the hardware.
psychology sensea hang-up became slang for a neurosis by the 1950s
the hookphones had actual hooks until the 1970s
power movehanging up first used to require real wrist commitment